221781144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{710837}}^1$

素因数の和:710859

約数の個数: 32

約数和(自身を含む): 597103920

約数和(自身を除く): 375322776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 710837, 1421674, 2132511, 2843348, 4265022, 5686696, 8530044, 9240881, 17060088, 18481762, 27722643, 36963524, 55445286, 73927048, 110890572, 221781144]

約数ペア:

[(1, 221781144), (2, 110890572), (3, 73927048), (4, 55445286), (6, 36963524), (8, 27722643), (12, 18481762), (13, 17060088), (24, 9240881), (26, 8530044), (39, 5686696), (52, 4265022), (78, 2843348), (104, 2132511), (156, 1421674), (312, 710837)]